Free Workforce Calculators
29 free tools for calculating work hours, overtime, payroll, break times, shift schedules, and more. No signup required.
Hours Calculator
Calculate total work hours and overtime from daily start/end times. Add multiple days with breaks.
Time Card Calculator
Weekly time card with clock-in/out for each day. Calculates regular hours, overtime, and pay.
Timesheet Calculator
Weekly or biweekly timesheet with time rounding, decimal conversion, and gross pay.
Biweekly Pay Calculator
Convert an annual salary or hourly rate into your gross paycheck for a two-week pay period.
Overtime Calculator
Weekly overtime pay under federal rules and daily overtime in California, Alaska, Colorado, and Nevada, with bonuses in the regular rate.
Time and a Half Calculator
See your 1.5x overtime rate instantly, plus overtime pay and total gross pay for the week.
Military Time Converter
Convert military (24-hour) time to standard time and back, with the full conversion chart.
Payroll Hours Calculator
Calculate hours for any pay period — weekly, biweekly, semi-monthly, or monthly. Export to CSV.
Break Time Calculator
Check required rest and meal breaks by state. Calculate net work time and generate break schedules.
PTO Accrual Calculator
See how much PTO you earn per pay period or per hour worked, and project your balance forward.
Business Days Calculator
Count business days between two dates, or find the date N business days out. Skips weekends and federal holidays.
Work Days in a Year
Calculate work days and hours for any year, accounting for weekends, US federal holidays, and PTO.
Work Days in a Month
Count the working days and work hours in any month after weekends, US federal holidays, and PTO, with 2026 and 2027 tables.
Time Duration Calculator
Find the hours and minutes between two times or dates, subtract breaks, and add or subtract time. Results in decimal hours too.
Salary to Hourly Calculator
Convert annual salary to hourly rate and back. Shows daily, weekly, biweekly, and monthly breakdowns.
Shift Schedule Generator
Generate fixed and rotating shift schedules. Supports DuPont, Pitman, 2-2-3, and Continental patterns.
Minutes to Decimal Calculator
Convert hours and minutes to decimal hours for payroll. Includes a complete 1-60 minute reference table.
Erlang C Calculator
Calculate the optimal number of call center agents needed to meet service level targets.
Call Center Shrinkage Calculator
Calculate shrinkage from paid and lost hours, split internal vs external and planned vs unplanned, and see how many agents to schedule.
Employee Cost Calculator
Find the true cost of an employee: wages plus payroll taxes, benefits, and overhead, per year and per productive hour. Includes labor cost percentage.
Turnover Rate Calculator
Calculate monthly and annual employee turnover from headcount and separations, split voluntary and involuntary, and estimate the cost.
California Split Shift Premium Calculator
Calculate the California split shift premium owed for a workday after the minimum wage offset, with local rates and exemptions.
Shift Differential Calculator
Calculate flat or percentage shift differentials for night and weekend shifts, and overtime on the correct regular rate.
Billable Hours Calculator
Total billable hours and amounts from time entries with 6-minute or 15-minute increments, and calculate billable utilization.
FTE Calculator
Convert full-time and part-time headcount into full-time equivalents for budgeting, ACA compliance, and workforce planning.
Weekends in a Year
Calculate the number of weekend days in any year. Useful for workforce planning, payroll, and scheduling.
8-Hour Workday Calculator
Enter your start time and break duration to find exactly when your 8-hour workday ends.
ROI Calculator
Calculate your potential cost savings with HiveDesk workforce management for your contact center.
Timezone Converter
Convert times across time zones for global teams. Schedule shifts and coordinate handoffs.
Why We Built These Tools
Every business needs accurate workforce calculations — for payroll, compliance, scheduling, and budgeting. These calculators give you the answers instantly, for free. When you're ready to automate the entire process, HiveDesk handles time tracking, timesheets, scheduling, and overtime automatically at $5/user/month.
100% Free
No signup, no credit card, no limits. Use as often as you need.
Instant Results
Calculations happen live as you type. No forms to submit, no waiting.
Built for Compliance
Overtime and break calculators follow federal and state-specific labor laws.
Ready to Get Started?
Join teams worldwide who trust HiveDesk for workforce management, time tracking, and employee monitoring. $5/user/month, all features included.